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Test scope & comparison notes
These are recorded facts, not a unified ranking. Tested tiers and scope are not consistently recorded. Read pricing with its date and timing with its conditions. Privacy observations reflect visible flows and statements, not a security audit.
Cross-task capability coverage across selected products
Each product is scored independently per task edge; switch tasks below while keeping shared products selected| Task edge | pdfresizer.com | copychecker.com | Switch / compare |
|---|---|---|---|
| PDF to Word | Not tested in topic | 74/100 DOCX · Output attached | Compare in task topic → |
| PDF compression | 75/100 PDF · Output attached | Not tested in topic | Compare in task topic → |
| Scanned PDF OCR | Not tested in topic | 67/100 PDF · Output attached | Compare in task topic → |
| PDF merge & split | 99/100 PDF · Output attached | 92/100 PDF · Output attached | Active task |
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Browse this task →| Criterion | PDF Resizer PDF merge & split 99/100 Seven-aspect task score Long-running utility PDF Resizer delivers clean 3-page vector PDF merge in 1.01s client-side time without login, retaining 100% typography with zero server upload. Tested export PDF · Output attached Historical test · 2026-11-06 | CopyChecker PDF merge & split 92/100 Seven-aspect task score CopyChecker delivers client-side local JS/WASM document assembly on /merge-pdf, merging two parts in 4.20s into a 316.5 KB 3-page native PDF with zero document bytes transmitted over the network. Deterministic inspection verified 100% retention across all 37 vector text operator groups and 12 table cells. Downloading requires Google OAuth to unlock 2 free daily downloads, producing unwatermarked deliverables. Tested export PDF · Output attached Historical test · 2026-10-28 |
|---|---|---|
| Pricing & rules | ||
| Pricing plans | PDFResizer entire web utility suite · 2026-10-31 Plan · source date Monthly / one-time Annual bill / period Quota & limits Web Free2026-10-31 ↗ Free Free Free Unlimited usage without login; supports standard merging, splitting, compressing, and resizing Includes PDF resizing, merging, splitting, cropping, rotation, optimization, and N-up layout；Queue-based server processing; files automatically purged after 1 hour 1 plan / billing-period records, all listed; — means that period is not recorded. Official site explicitly declares all tools are free to use without limits or paid subscriptions, supported by advertising. Cancellation, sources & verification recordCompletely free without subscription; no cancellation or refunds needed. Official homepage and tools overview ↗ · 2026-10-31 Capture 1 ↗ | CopyChecker PDF Suite and Writing Suite plans; free online conversion and weekly/monthly subscriptions · 2026-10-28 Plan · source date Monthly / one-time Annual bill / period Quota & limits PDF Suite Weekly2026-10-28 ↗ USD 3.99/week Other period Other period Unlimited PDF conversions and downloads, ad-free and accelerated processing PDF Suite Monthly2026-10-28 ↗ USD 13.99/month — Monthly Unlimited PDF conversions and downloads, ad-free, fast processing, and priority support 3 plan / billing-period records, all listed; — means that period is not recorded. PDF suite tools are free without login (ad-supported, no watermarks); paid PDF Suite subscriptions cost $3.99/week or $13.99/month for ad-free, accelerated processing. Cancellation, sources & verification recordCancellation and refund terms unverified CopyChecker official homepage ↗ · 2026-10-28 Capture 1 ↗ CopyChecker official pricing page (PDF Suite) ↗ · 2026-10-28 Capture 1 ↗ |
| Free & trial allowance on the test date | Completely free open access across all tools without document or usage caps | 2 free downloads daily for logged-in accounts |
| Cancellation & refunds | Completely free without subscription; no cancellation or refunds needed. | Not verified |
| Disclosure of costs & limits | Instant file list rendering with drag-and-drop reordering and one-click merge | Quota prompt displayed upon clicking Download after merge |
| Task quality | ||
| Measured fixture results | Merged page count: 3 / 3 · Page order preserved: Yes · Selectable text retained: 100% | Merged page count: 3 / 3 · Page order preserved: Yes · Selectable text retained: 100% |
| Fixture findings | Anchor evaluation strictly preserves DOC1-P1 -> DOC1-P2 -> DOC2-P3 page order, retaining 100% of 37 vector operators and tables at 316.1 KB. | All 3 pages matched the exact DOC1-P1 -> DOC1-P2 -> DOC2-P3 sequence, preserving 5/5 headings, 12/12 table cells, and 37 vector operators with zero rasterization, earning a top quality score of 65.0/65. |
| Original historical observation | PDF Resizer merged the two test PDFs into a 3-page native vector document in 1.01s client-side time, retaining 100% typography and tables without watermarks. | CopyChecker merged the 2-page report and 1-page appendix in 4.20s locally into a 316.5 KB unwatermarked PDF with pristine vector text and table cells. |
| Suitable uses · historical assessment | Users seeking fast, high-fidelity lossless PDF merging with complete local privacy | Users needing 100% vector editable text and structured tables merged locally in the browser with daily free allowances. |
| Result & output evidence | ||
| Delivery capabilities | ||
| Recorded export specifications | PDF · Output attached · No watermark in test | PDF · Output attached · No watermark in test |
| Historical specification note · not an official maximum | Full 3-page watermark-free native vector PDF (316.1 KB · 100% vector retention) | Full 3-page native vector merged PDF (316.5 KB · no watermark · local browser merge) |
| Watermark observation | Watermark-free | No watermark |
| Batch & API | Supports multi-file ordering and one-click clear | Not verified |
| Recorded free-tier dimensions | Not verified | Not verified |
| Attached file dimensions | Not verified | Not verified |
| Speed & reliability | ||
| Timing observation | Recorded local processing time: 0s · End-to-end reference: 1.01s | Recorded local processing time: 0s · End-to-end reference: 4.2s |
| Date & fixture | 2026-11-06 · anchor_pdfmerge_v1 · Client-Side (Browser Local / JavaScript) | 2026-10-28 · anchor_pdfmerge_v1 · US-West (California, AS2914) |
| Repeated tests & reliability | No standardized repetition count, success rate or variability range is recorded. | No standardized repetition count, success rate or variability range is recorded. |
| Interaction experience | ||
| Account requirements | No login in this test | Account required in this test |
| Sign-in methods | 100% login-free direct client-side merge and export | Merge preview available anonymously; download requires Google OAuth for 2 free daily credits |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Not verified | Not verified |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | SIA Open Idea | CopyChecker Team |
| Recorded origin | Latvia | Not verified |
| Domain history record | Founded in 2013 | Not verified |
| Background & reputation assessment | Not verified | Not verified |
| External reputation record | European utility running since 2013, supported by explicit local in-browser processing and privacy declaration. | Not verified |
| Engineering & privacy | ||
| Processing location | On-device processing | On-device processing |
| Third-party tracking record | Google Ads · Setupad · Amazon Ads | Google Ads · Google Analytics |
| Engineering & privacy assessment | Not verified | Not verified |
| Retention statement | This flow runs locally; post-close deletion not independently verified | This flow runs locally; post-close deletion not independently verified |
| Evaluation basis | ||
| Pricing transparency | ||
| Interaction restraint | ||
| Background & reputation | ||
| Engineering & privacy | ||
| Task quality | 65 / 65 Merged Page Completeness: 3/3 pages · Exact Page Sequence (P1→P2→P3): Yes · Selectable Vector Text Retained: 100% (12/12 table cells) | 65 / 65 Merged Page Completeness: 3/3 pages · Exact Page Sequence (P1→P2→P3): Yes · Selectable Vector Text Retained: 100% (12/12 table cells) |
| Deliverable specifications | 20 / 20 Clean unwatermarked export (8/8); Export spec: Full 3-page watermark-free native vector PDF (316.1 KB · 100% vector retention) | 19 / 20 Clean unwatermarked export (8/8); Export spec: Full 3-page native vector merged PDF (316.5 KB · no watermark · local browser merge) |
| Processing speed | 15 / 15 Network-observed server wait: 0s (API mode: client_side_javascript_pdf_merge; network upload 0s / end-to-end 1.01s shown for reference only, never penalized) | 13.5 / 15 Network-observed server wait: 0s (API mode: client_side; network upload 0s / end-to-end 4.2s shown for reference only, never penalized) |
